Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 4 - No. 28)

When using the sine rule to solve for an angle in a triangle, what is important to consider?

The ambiguous case

The angle can be acute or obtuse

The largest angle must be considered

There is only one possible solution

When using the sine rule, the possibility of two solutions needs to be checked, particularly for angles.